From Wiktionary, the free dictionary
*sipo
- salt
- tide
- Old Japanese: 潮, 塩 (sipo)
- Japanese: 潮, 塩 (shio, Heian LL, Tokyo 2 [LH(L)], Kyoto 2 [HL(L)], Kagoshima B [LH(L)])
- Proto-Ryukyuan: *sio (“tide”)
- Northern Ryukyuan:
- Kikai: 潮 (shū, sū)
- Kunigami: 潮 (sū)
- Northern Amami Ōshima: 潮 (shū)
- Okinawan: 潮 (shū)
- Okinoerabu: 潮 (shū)
- Tokunoshima: 潮 (shū)
- Yoron: 潮 (shū)
- Southern Ryukyuan:
- Miyako: 潮 (sū, ssu)
- Yaeyama: 潮 (sū)
- Yonaguni: 潮 (sū)
- ⇒ Proto-Ryukyuan: *masio (“salt”)
- Northern Ryukyuan:
- Kikai: 真塩 (mashu, masu)
- Kunigami: 真塩 (masu /másù/)
- Northern Amami Ōshima: 真塩 (mashu)
- Okinawan: 真塩 (māshu /màːɕù/)
- Okinoerabu: 真塩 (mashu /màɕú/)
- Southern Amami Ōshima: 真塩 (mashu /màɕùˑ/)
- Tokunoshima: 真塩 (mashu /máɕù/)
- Yoron: 真塩 (mashu /máɕú/)
- Southern Ryukyuan:
- Miyako: 真塩 (māsū)
- Yaeyama: 真塩 (māsu /máːsú/)
- Yonaguni: 真塩 (masu /màsû/)